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A student buys a book for Rs. 650 and sells it for Rs. 720.
What profit does he make?

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Rs. 60

Rs. 80

Rs. 70

Rs. 50

answer is C.

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Detailed Solution

Given: Cost price of the book = Rs. 650

Selling price of the book = Rs. 720

We know that,

Gain = Selling price − Cost price

= 720 − 650

= Rs. 70

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